//private Action<Func<object, object, int>, bool> _sortFunction;
public DataGroupingViewModel()
{
DataViewOptions options = new DataViewOptions();
options.GroupItemMetadataProvider = new GroupItemMetadataProvider();
options.InlineFilters = true;
Projects = new DataView(options);
Projects.BeginUpdate();
Projects.SetFilter(MyFilter);
Dictionary<string, object> filterArguments = new Dictionary<string, object>(
"percentComplete", 0);
Projects.SetFilterArgs(filterArguments);
LoadData();
SetGrouping();
Projects.EndUpdate();
}
/*
* public Event OnRowsChanged = new Event();
* public Event OnPagingInfoChanged = new Event();
* public Event OnDataLoading = new Event();
* public Event OnDataLoaded = new Event();
* public event OnGetItemMetaData OnGetItemMetaData;
* protected PagingInfo paging = new PagingInfo();
* public event Action OnSelectedRowsChanged;
* protected SelectedRange[] _selectedRows;
* public DataViewValidationBinder ValidationBinder = new DataViewValidationBinder();
*
* public void RaiseOnSelectedRowsChanged(SelectedRange[] rows)
* {
* this._selectedRows = rows;
* if (this.OnSelectedRowsChanged != null)
* this.OnSelectedRowsChanged();
* }
* public SelectedRange[] GetSelectedRows()
* {
* if (_selectedRows == null)
* _selectedRows = new SelectedRange[0];
*
* return _selectedRows;
* }
* public static List<int> RangesToRows(SelectedRange[] ranges)
* {
* List<int> rows = new List<int>();
* for (int i = 0; i < ranges.Length; i++)
* {
* for (int j = ranges[i].FromRow.Value; j <= ranges[i].ToRow; j++)
* {
* rows.Add(j);
* }
* }
* return rows;
* }
*
* public void RaisePropertyChanged(string propertyName)
* {
* OnRowsChanged.Notify(null, null, null);
* }
*
* public virtual PagingInfo GetPagingInfo()
* {
* return paging;
* }
*
* public virtual void SetPagingOptions(PagingInfo p)
* {
* if (p.PageSize != null)
* {
* this.paging.PageSize = p.PageSize;
* this.paging.PageNum = this.paging.PageSize != 0 ? (int)Math.Min(this.paging.PageNum, Math.Max(0, Math.Ceil(this.paging.TotalRows / this.paging.PageSize) - 1)) : 0;
* }
*
* if (p.PageNum != null)
* {
* this.paging.PageNum = (int)Math.Min(p.PageNum, Math.Max(0, Math.Ceil(this.paging.TotalRows / this.paging.PageSize) - 1));
* }
*
*
* OnPagingInfoChanged.Notify(this.paging, null, this);
*
* Refresh();
* }
*
* public virtual void Refresh()
* {
*
* }
* public virtual void Reset()
* {
*
* }
* public virtual void InsertItem(int insertBefore, object item)
* {
*
* }
*
* public virtual void AddItem(object item)
* {
*
* }
* public virtual void RemoveItem(object id)
* {
*
* }
* public virtual int GetLength()
* {
* return (int)Math.Min(paging.PageSize, paging.ToRecord - paging.FromRecord + 1);
* }
*
*
* public virtual object GetItem(int index)
* {
* return null;
* }
*
* public virtual ItemMetaData GetItemMetadata(int i)
* {
* if (OnGetItemMetaData != null)
* return OnGetItemMetaData(GetItem(i));
* else
* return null;
* }
*
* public virtual void Sort(SortColData sorting)
* {
*
* }
*
* public virtual Func<string, GridValidatorDelegate> GridValidationIndexer()
* {
* return ValidationBinder.GridValidationIndexer;
* }
* */
public DataView(DataViewOptions options)
{
}
/*
public Event OnRowsChanged = new Event();
public Event OnPagingInfoChanged = new Event();
public Event OnDataLoading = new Event();
public Event OnDataLoaded = new Event();
public event OnGetItemMetaData OnGetItemMetaData;
protected PagingInfo paging = new PagingInfo();
public event Action OnSelectedRowsChanged;
protected SelectedRange[] _selectedRows;
public DataViewValidationBinder ValidationBinder = new DataViewValidationBinder();
public void RaiseOnSelectedRowsChanged(SelectedRange[] rows)
{
this._selectedRows = rows;
if (this.OnSelectedRowsChanged != null)
this.OnSelectedRowsChanged();
}
public SelectedRange[] GetSelectedRows()
{
if (_selectedRows == null)
_selectedRows = new SelectedRange[0];
return _selectedRows;
}
public static List<int> RangesToRows(SelectedRange[] ranges)
{
List<int> rows = new List<int>();
for (int i = 0; i < ranges.Length; i++)
{
for (int j = ranges[i].FromRow.Value; j <= ranges[i].ToRow; j++)
{
rows.Add(j);
}
}
return rows;
}
public void RaisePropertyChanged(string propertyName)
{
OnRowsChanged.Notify(null, null, null);
}
public virtual PagingInfo GetPagingInfo()
{
return paging;
}
public virtual void SetPagingOptions(PagingInfo p)
{
if (p.PageSize != null)
{
this.paging.PageSize = p.PageSize;
this.paging.PageNum = this.paging.PageSize != 0 ? (int)Math.Min(this.paging.PageNum, Math.Max(0, Math.Ceil(this.paging.TotalRows / this.paging.PageSize) - 1)) : 0;
}
if (p.PageNum != null)
{
this.paging.PageNum = (int)Math.Min(p.PageNum, Math.Max(0, Math.Ceil(this.paging.TotalRows / this.paging.PageSize) - 1));
}
OnPagingInfoChanged.Notify(this.paging, null, this);
Refresh();
}
public virtual void Refresh()
{
}
public virtual void Reset()
{
}
public virtual void InsertItem(int insertBefore, object item)
{
}
public virtual void AddItem(object item)
{
}
public virtual void RemoveItem(object id)
{
}
public virtual int GetLength()
{
return (int)Math.Min(paging.PageSize, paging.ToRecord - paging.FromRecord + 1);
}
public virtual object GetItem(int index)
{
return null;
}
public virtual ItemMetaData GetItemMetadata(int i)
{
if (OnGetItemMetaData != null)
return OnGetItemMetaData(GetItem(i));
else
return null;
}
public virtual void Sort(SortColData sorting)
{
}
public virtual Func<string, GridValidatorDelegate> GridValidationIndexer()
{
return ValidationBinder.GridValidationIndexer;
}
* */
public DataView(DataViewOptions options)
{
}
